Finding the Fourth Proportional to 109,367.50, 150,927.16 and 59,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,367.50 : 150,927.16 = 59,066.50 : x
2. Step 2: Convert to fraction form
   109,367.50/150,927.16 = 59,066.50/x
3. Step 3: Cross multiply
   109,367.50x = 150,927.16 × 59,066.50
4. Step 4: Simplify right side
   109,367.50x = 8,914,739,096.14
5. Step 5: Solve for x
   x = 8,914,739,096.14/109,367.50
6. Step 6: Final answer
   x = 81,511.78